Summary: Seeking a motivated and detail-oriented Senior Java Software Engineer to develop and enhance mission-critical systems in a collaborative, globally distributed team. Highlights: 1. Work on mission-critical systems for data center planning and supply timelines 2. Develop new features and enhance existing code for a high-performance platform 3. Collaborate directly with clients and utilize a top-tier tech stack We are seeking a skilled **Senior Java Software Engineer** to join our globally distributed team, working on mission\-critical systems for data center planning, supply timelines, and supplier relationships. In this role, you will develop new features and enhance existing code for a scalable, high\-performance platform used by leading clients. If you are motivated, detail\-oriented, and eager to contribute in a collaborative environment, we invite you to apply. **Responsibilities** * Develop new features for mission\-critical software systems * Enhance and optimize existing codebase for improved efficiency * Design and propose architecture solutions for assigned components * Collaborate directly with clients on daily communications * Ensure scalability and performance of the platform for client applications * Integrate multiple systems through full software life\-cycle stages * Work closely with engineers, architects, and product managers on technical solutions * Utilize modern tools and technologies from a top\-tier tech stack * Maintain high code quality standards through rigorous testing * Use Git or similar version control systems for project management * Deliver solutions on time with a focus on quality * Prioritize tasks effectively to manage workload efficiently **Requirements** * 3\+ years software development experience with full implementation life\-cycle * 3\+ years hands\-on Java development experience * Proficient knowledge of JUnit for unit testing * Strong understanding of Mockito for mock\-based testing * Skilled in SQL for database interactions * Experience with Git or other version control tools * Strong self\-management and prioritization abilities * Excellent client\-facing communication skills * English B2 (Upper\-Intermediate) proficiency **Nice to have** * Experience with Google Cloud Spanner * Knowledge of Google Guice for dependency injection * Familiarity with Guava libraries